It'd be Keegan all over again for me. Back then 13 year old me spend hours listening to the news he was gone for hours on the radio. Couldn't comprehend it.
Bless you think they get training, and there's a manual for it! ?
Only kidding, I would love to see the VAR manual. Rule 1 favour the Big Six. Rule 2. Protect "the brand". Rule 3. Don't show up the onfield ref. Etc